Home / 125,504.51-188,257.23-88,231.41

Finding the Fourth Proportional to 125,504.51, 188,257.23 and 88,231.41

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Solution

The fourth proportional to 125,504.51, 188,257.23 and 88,231.41 is: 132,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,504.51 : 188,257.23 = 88,231.41 : x
  2. Step 2: Convert to fraction form
    125,504.51/188,257.23 = 88,231.41/x
  3. Step 3: Cross multiply
    125,504.51x = 188,257.23 × 88,231.41
  4. Step 4: Simplify right side
    125,504.51x = 16,610,200,845.59
  5. Step 5: Solve for x
    x = 16,610,200,845.59/125,504.51
  6. Step 6: Final answer
    x = 132,347.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.